Revert "subtree updates"

Needs to go through CI

This reverts commit fc7e7973f3119e2bad511209aa336537dc5ffbed.
diff --git a/meta-arm/meta-arm-bsp/recipes-bsp/images/n1sdp-board-firmware_2022.06.22.bb b/meta-arm/meta-arm-bsp/recipes-bsp/images/n1sdp-board-firmware_2022.06.22.bb
index 1b502e5..6a27f02 100644
--- a/meta-arm/meta-arm-bsp/recipes-bsp/images/n1sdp-board-firmware_2022.06.22.bb
+++ b/meta-arm/meta-arm-bsp/recipes-bsp/images/n1sdp-board-firmware_2022.06.22.bb
@@ -14,7 +14,7 @@
 SRC_URI = "git://git.gitlab.arm.com/arm-reference-solutions/board-firmware.git;protocol=https;branch=n1sdp"
 
 SRCREV = "70ba494265eee76747faff38264860c19e214540"
-PV .= "+git"
+PV .= "+git${SRCPV}"
 
 S = "${WORKDIR}/git"